Convert Milliwebers to Femtowebers
Convert Milliwebers (mWb) to Femtowebers (fWb) instantly and accurately.
Conversion Formula
fWb = mWb × 1000000000000
About Milliwebers
The milliweber (mWb) equals 10⁻³ Wb. Practical unit for small power inductors and relay cores - a typical E-core ferrite transformer with a 1 cm² cross-section at 0.3 T saturates at 0.3 mWb; audio transformer cores operate in the mWb range. 1 mWb = 10⁻³ Wb = 10⁵ Mx.
About Femtowebers
The femtoweber (fWb) equals 10⁻¹⁵ Wb. Used in SQUID magnetometer research to express flux noise spectral density; a typical high-T₂ SQUID has white flux noise of a few µΦ₀/√Hz, corresponding to sub-fWb/√Hz levels. 1 fWb = 10⁻¹⁵ Wb.
Quick Reference Table
| Milliwebers (mWb) | Femtowebers (fWb) |
|---|---|
| 1 mWb | 1 × 1012 fWb |
| 2 mWb | 2 × 1012 fWb |
| 5 mWb | 5 × 1012 fWb |
| 10 mWb | 1 × 1013 fWb |
| 25 mWb | 2.5 × 1013 fWb |
| 50 mWb | 5 × 1013 fWb |
| 100 mWb | 1 × 1014 fWb |